Results 141 to 150 of about 20,092 (323)

Reaction of acyclic enaminones with methoxymethylene meldrum's acid: synthetic and structural implications

open access: yesJournal of the Brazilian Chemical Society, 2003
The reaction of acyclic enaminones with methoxymethylene Meldrum's acid afforded N-adduct and/or C-adduct of enaminones in moderate to good yields. The regiochemistry of this reaction depends on the N-amino substituent of the enaminone. The C-adduct is a
Cunha Silvio   +4 more
doaj  

Chlorination of Substituted 2-Pyridones with Nitryl Chloride [PDF]

open access: yes, 1976
Nitryl chloride (N02Cl) was used for the first time as a chlorinating agent in the 2-pyridone series. Substituted 2-pyridones were treated with nitryl chloride 1n benzene. 5-Chloro and 3,5- -dichloro derivatives were obtained in good yields.
F. Zorko   +4 more
core   +1 more source

Studies on 1-Alkyl-2(1<i>H</i>)-pyridone Derivatives. IV

open access: bronze, 1961
Hiroshi Tomisawa   +2 more
openalex   +2 more sources

Studies on the Syntheses of 2 (1H)-Pyridone Derivatives. IV. Synthesis of Condensed Heterocyclic 2 (1H)-Pyridones

open access: bronze, 1979
Kazuo Kubo   +5 more
openalex   +1 more source

Lactams. VI. Synthesis and nuclear magnetic resonance study of 1-aralkyl-3-methyl- and -5-methyl-2(1H)-pyridones.

open access: bronze, 1975
Tozo Fujii   +5 more
openalex   +2 more sources

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